3Y Avg Price
£1,150,000
1 sales
Properties
13
Sales / Year
0.4
5-year average
Avg £/sq ft
£785
£8,452/m²
Rank in AL4
18th
of 246 streets
Last Sale
£1,150,000
Jan 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
21 total recorded
13 Blackthorn Close
Semi-Detached
£1,150,000
Jan 2025
18 Blackthorn Close
Semi-Detached
£855,000
Sept 2021
13 Blackthorn Close
Semi-Detached
£750,000
May 2019
16 Blackthorn Close
Semi-Detached
£706,500
Sept 2015
10 Blackthorn Close
Semi-Detached
£855,000
May 2015
12 Blackthorn Close
Semi-Detached
£685,000
Mar 2015
10 Blackthorn Close
Semi-Detached
£485,000
Sept 2013
16 Blackthorn Close
Semi-Detached
£475,000
Jun 2013
11 Blackthorn Close
Semi-Detached
£587,000
May 2013
5 Blackthorn Close
Semi-Detached
£539,950
Feb 2013
Street Rankings — AL4
Streets ranked by 3-year average sale price. Showing positions 14–23 of 246.
| # | Street | 3Y Avg |
|---|---|---|
| 14 | Chivenor Place | £1,225,000 |
| 15 | East Mount | £1,200,000 |
| 15 | Hammonds Lane | £1,200,000 |
| 17 | Old Rectory Gardens | £1,175,000 |
| 18 | Blackthorn Close | £1,150,000 |
| 19 | The Broadway | £1,138,700 |
| 20 | Springwood Walk | £1,135,833 |
| 21 | Elm Drive | £1,126,750 |
| 22 | Palmerston Drive | £1,125,000 |
| 23 | Beech Way | £1,122,750 |
Property Mix
Type
Tenure
EPC Ratings
13 of 13 properties have an EPC record
Avg floor area: 1,378 sq ft (128 m²)
District Context — AL4
AL4 covers Welwyn Garden City and surrounding areas in Hertfordshire, north of London. It is a planned commuter town with strong suburban character, well-regarded schools, and easy rail access to central London.
Average Property Price - AL4
£684,023
93
National percentile
Average Net Household Income - AL4
£42,764
68
National percentile
10-Year Annualised Price Growth - AL4
3.5%
49
National percentile
10-Year Annualised Rent Growth - AL
3.9%
50
National percentile